EURASIAN PATENT REGISTER (INVENTIONS)

Eurasian Patent for Invention № 038754

BIBLIOGRAPHIC DATA

(11) Patent Number	038754
Date of Registration in the Register of Eurasian Patents	2021.10.13
(21) Application Number	201590806
(22) Filling Date	2012.11.29
(51) IPC	*E21B 17/046* (2006.01) E21B 19/16 (2006.01)
(43)(13) Application Publication Date(s), Kind Code(s)	A1 2015.09.30 Issue No 09 title, specification
(45)(13) Patent Publication Date(s), Kind Code(s)	B1 2021.10.14 Issue No 10 title, specification
(86) PCT Application Number	US2012/066951
(87) PCT Publication Number	2014/084823 2014.06.05
(71) Applicant(s)	ХЭЛЛИБЕРТОН ЭНЕРДЖИ СЕРВИСИЗ, ИНК. (US)
(72) Inventor(s)	Стил Дэвид Джо (US)
(73) Patent Owner(s)	ХЭЛЛИБЕРТОН ЭНЕРДЖИ СЕРВИСИЗ, ИНК. (US)
(54) Title	УСТРОЙСТВО, СИСТЕМА И СПОСОБ ОРИЕНТИРОВАНИЯ ПО ОКРУЖНОСТИ ВНУТРИСКВАЖИННОЙ ЗАЩЕЛОЧНОЙ ПОДСИСТЕМЫ

REPRESENTATIVES

Patent Owner's Representative(s)	МЕДВЕДЕВ Валерий Николаевич (RU)
Correspondence Address	ООО "Юридическая фирма Городисский и Партнеры" ул. Большая Спасская, д. 25, стр. 3, г. Москва, Россия, 129090

INFORMATION ON LEGAL STATUS CHANGES

MM4A
Lapse of a Eurasian patent in a Contracting State due to non-payment within the time limit of renewal fees

Issue: 2022-06
Date: 2022.06.10

Code of state, where the patent has lapsed:
AM, AZ, BY, KG, KZ, TJ, TM
Lapse date: 2021.11.30.

VALIDITY IN CONTRACTING STATES AND THE REPUBLIC OF MOLDOVA

First annual fee payment due date

2022.01.29

Validity of the patent in the territory of Contracting States and the Republic of Moldova

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